[PATCH v4 2/2] dmaengine: xilinx_dma: Rename XILINX_DMA_LOOP_COUNT

[Alex Bereza]

Rename XILINX_DMA_LOOP_COUNT to XILINX_DMA_POLL_TIMEOUT_US because it is
a timeout value, not a loop count for polling register in microseconds.

No functional changes.

Reviewed-by: Suraj Gupta <suraj.gupta2@xxxxxxx>
Signed-off-by: Alex Bereza <alex@bereza.email>
---
 drivers/dma/xilinx/xilinx_dma.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index 345a738bab2c..253c27fd1a0e 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -165,8 +165,8 @@
 #define XILINX_DMA_FLUSH_MM2S		2
 #define XILINX_DMA_FLUSH_BOTH		1
 
-/* Delay loop counter to prevent hardware failure */
-#define XILINX_DMA_LOOP_COUNT		1000000
+/* Timeout for polling various registers */
+#define XILINX_DMA_POLL_TIMEOUT_US	1000000
 /* Delay between polls (avoid a delay of 0 to prevent CPU stalls) */
 #define XILINX_DMA_POLL_DELAY_US	10
 
@@ -1336,7 +1336,7 @@ static int xilinx_dma_stop_transfer(struct xilinx_dma_chan *chan)
 	return xilinx_dma_poll_timeout(chan, XILINX_DMA_REG_DMASR, val,
 				       val & XILINX_DMA_DMASR_HALTED,
 				       XILINX_DMA_POLL_DELAY_US,
-				       XILINX_DMA_LOOP_COUNT);
+				       XILINX_DMA_POLL_TIMEOUT_US);
 }
 
 /**
@@ -1352,7 +1352,7 @@ static int xilinx_cdma_stop_transfer(struct xilinx_dma_chan *chan)
 	return xilinx_dma_poll_timeout(chan, XILINX_DMA_REG_DMASR, val,
 				       val & XILINX_DMA_DMASR_IDLE,
 				       XILINX_DMA_POLL_DELAY_US,
-				       XILINX_DMA_LOOP_COUNT);
+				       XILINX_DMA_POLL_TIMEOUT_US);
 }
 
 /**
@@ -1370,7 +1370,7 @@ static void xilinx_dma_start(struct xilinx_dma_chan *chan)
 	err = xilinx_dma_poll_timeout(chan, XILINX_DMA_REG_DMASR, val,
 				      !(val & XILINX_DMA_DMASR_HALTED),
 				      XILINX_DMA_POLL_DELAY_US,
-				      XILINX_DMA_LOOP_COUNT);
+				      XILINX_DMA_POLL_TIMEOUT_US);
 
 	if (err) {
 		dev_err(chan->dev, "Cannot start channel %p: %x\n",
@@ -1787,7 +1787,7 @@ static int xilinx_dma_reset(struct xilinx_dma_chan *chan)
 	err = xilinx_dma_poll_timeout(chan, XILINX_DMA_REG_DMACR, tmp,
 				      !(tmp & XILINX_DMA_DMACR_RESET),
 				      XILINX_DMA_POLL_DELAY_US,
-				      XILINX_DMA_LOOP_COUNT);
+				      XILINX_DMA_POLL_TIMEOUT_US);
 
 	if (err) {
 		dev_err(chan->dev, "reset timeout, cr %x, sr %x\n",

-- 
2.53.0